ノート:ポンプ

New invention: "volumetric-dynamic pump" (communication of science)

https://en.wikipedia.org/w/index.php?title=Talk:Pump&oldid=1176222976#:~:text=%22VOLUMETRIC%2DDYNAMIC%20PUMP%22%20in%20Romanian%20language%20%22Pompa%20volumo%2Dcinetica%22